Police responded to an apartment building in the 7700 block of Oakwood Road just before 9:30 a.m. for a reported stabbing and found the man in a staircase with a stab wound to the back and a laceration across his head, police said.

An investigation revealed the man was removing personal belongings from Marler's apartment when an argument erupted, and Marler allegedly stabbed the man, police said.

The man, who police did not identify, was taken to University of Maryland Medical Center in Baltimore for non-life-threatening injuries, police said.